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The microscope : an introduction to microscopic methods and to histology (1911)

Gage, Simon Henry, 1851-1944 · Ithaca, N.Y. : Comstock Pub. Co. · leaf 76

An illustration from The microscope : an introduction to microscopic methods and to histology, 1911, leaf 76
54 55 56 57 Figs. 54-57. Sectional views of the Abbe Illuminator of 1.20 N.A. show-ing various methods of illumination (\ /or). Fir,. 54, axial light with parallelrays. Fig. 55, oblique light. Fig. 56, axial light with converging beam.Fig. 57, dark-ground illumination with a central stop diaphragm.…

Microscopy

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